Specifications:
1) Output voltage: 16 V/19V (adapt by changing the intelligent cable)
2) Output current: 3.5A (max.) (adapts by changing the intelligent cable)
3) Capacity: L4G: 41Wh, L5G: 62Wh, L6G: 82Wh
4) Operating temperature: -10 ~ 40 centigrades
5) Operating time: 4 - 8 hrs
6) Color: Silver and black available
7) Dimension: 230 x 165 x 12mm
8) Weight: L4G: 500g, L5G: 700g, L6G: 900g (max.)
9) Compatible with most of SONY laptops computers
10) Accessories:2 intelligent cables (L54j & L54k), AC adaptor,
leather case, user manual and compatible list

Features:
1) Powerful with long operation time
2) Long cycle life: up to 1,000 times
3) Widely compatible
4) Super thin design
5) Portable and convenient
6) Excellent security and reliability
7) High efficiency power conversion
8) Electricity-saving function
9) User friendly
10) Memory effect free
11) Fashionable
12) Environmentally friendly and economically efficient

Packing:
1 set/blister, then in 4 color printed gift box